PST joins DwyerOmega. Read more>
0.260" Bore Diameter Threaded Heavy Duty Thermowells
Heavy Duty Threaded Thermowell for 1/4 Inch Diameter Elements
Volume discounts available
Volume Discount Schedule
| Quantity | Price each |
|---|---|
| 1-9 | $90.57 |
| 10-24 | $86.04 |
| 25-99 | $81.51 |
| 100-499 | $76.98 |
| 500-999 | $72.46 |
| 1000+ | $67.93 |
Added to Your Shopping Cart
Configuration complete.
Please add to cart to keep it or exit the configuration
Please add to cart to keep it or exit the configuration
Failed to Save Configurations, Click on Configure Button Start Again
- Rugged Thermowell for Industrial Use
- Available in Carbon Steel and Stainless Steel
- Standard Insertion Lengths from 2 1/2 to 22 1/2 Inches
- 3/4 Inch and 1 Inch External NPT Thread
1-260H-U21/2-304SS-CC Model Options
View all modelsEdit these specs to order a different model. Not all combinations are valid. Options compatible with previous selections will be in bold.
*Highlighted options are not compatible. Please select a different combination.
External Thread
Material
Shank Diameter
Insertion Length
Pressure Rating
Features
Stem length/Probe Length
Pipe Size
Flange Size
Shank Style
Internal Thread
Bore Diameter
Well Type
Application:
Standard length, 1/4' bimetal thermometers. #20 gage thermocouple elements. Unarmored liquid-in-glass test thermometers. Other temperature-sensing elements having .252 in. maximum diameter.
Connection Size:
3/4' NPT and 1' NPT are standard. Other thread sizes are available upon request.
Protective Coatings for Thermowells:
• Resist Corrosion
• For Chemical Baths
• Color-Coded Sensors for Process Control
• Available in PFA, Epoxy and other materials Consult Sales Department for complete information
Materials:
Brass (ASTM B-16), Carbon Steel (C-1018), Stainless Steel A.I.S.I. 304 & A.I.S.I. 316, Monel. Wells are also available in special materials; prices on request.
Cap and Chain Options:
For Brass cap, add $4 to price and add suffix “-CC (Brass)” to the end of the model number on your order. For 304 SS cap, add $7 to the price and add suffix “-CC (304SS)” to the end of the model number.
Series 260H—General Use
All dimensions in inches.
![]()
* NPSM internal pipe thread will accept both NPT and NPS male threads.
Pressure-Temperature rating–lb per sq. inch
Standard length, 1/4' bimetal thermometers. #20 gage thermocouple elements. Unarmored liquid-in-glass test thermometers. Other temperature-sensing elements having .252 in. maximum diameter.
Connection Size:
3/4' NPT and 1' NPT are standard. Other thread sizes are available upon request.
Protective Coatings for Thermowells:
• Resist Corrosion
• For Chemical Baths
• Color-Coded Sensors for Process Control
• Available in PFA, Epoxy and other materials Consult Sales Department for complete information
Materials:
Brass (ASTM B-16), Carbon Steel (C-1018), Stainless Steel A.I.S.I. 304 & A.I.S.I. 316, Monel. Wells are also available in special materials; prices on request.
Cap and Chain Options:
For Brass cap, add $4 to price and add suffix “-CC (Brass)” to the end of the model number on your order. For 304 SS cap, add $7 to the price and add suffix “-CC (304SS)” to the end of the model number.
Series 260H—General Use
All dimensions in inches.
* NPSM internal pipe thread will accept both NPT and NPS male threads.
| Ext. Th'd P | Model No. | Elem. Lgth. A | Insert. Lgth. U | Shank Dia. Q |
| 3/4' NPT | 3/4-260H-U 2 1/2 -U 4 1/2 -U 7 1/2 -U10 1/2 -U13 1/2 -U16 1/2 -U22 1/2 | 4 6 9 12 15 18 24 | 2 1/2 4 1/2 7 1/2 10 1/2 13 1/2 16 1/2 22 1/2 | 7/8 7/8 7/8 7/8 7/8 7/8 7/8 |
| 1' NPT | 1-260H-U 2 1/2 -U 4 1/2 -U 7 1/2 -U10 1/2 -U13 1/2 -U16 1/2 -U22 1/2 | 4 6 9 12 15 18 24 | 2 1/2 4 1/2 7 1/2 10 1/2 13 1/2 16 1/2 22 1/2 | 1 1/16 1 1/16 1 1/16 1 1/16 1 1/16 1 1/16 1 1/16 |
Pressure-Temperature rating–lb per sq. inch
| Material | Temperature — °F | ||||||
| 70° | 200° | 400° | 600° | 800° | 1000° | 1200° | |
| Brass | 5300 | 4750 | 1100 | – | – | – | – |
| Carbon Steel | 5950 | 5750 | 5450 | 5250 | 4000 | 1750 | – |
| A.I.S.I. 304 | 7800 | 7050 | 6400 | 6150 | 6000 | 5190 | 1875 |
| A.I.S.I. 316 | 7800 | 7800 | 7250 | 7100 | 6950 | 5800 | 2720 |
| Monel | 7450 | 6850 | 6150 | 6100 | 5940 | 1750 | – |
Rated 5 out of
5
by
JV57 from
My chance.
We've used Omega thermo wells for many-many years. This was my first chance to actually purchase them. Buying from the Omega website was very easy. No better quality products are out there. I would never hesitate to purchase Omega products in the future.
Date published: 2019-04-03
